Profile

Computer Network / Distributed Systems Engineer
Building large-scale P2P testbeds, blockchain experiments, and research infrastructure

Bio

I am a graduate student and engineer working on P2P networks, blockchain systems, and large-scale distributed experimentation. My interests include GossipSub/libp2p analysis, network graph metrics, containerized testbed design, and research infrastructure automation.

M.S. Course, Dept. Computer Engineering, Computer Network Lab, Keimyung University, Korea, Present.
B.S., Dept. Computer Engineering, Keimyung University, Korea, Feb. 2025.

Tech Stack

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Research & Domain

• P2P Networks
• Distributed Systems
• Blockchain Systems
• GossipSub / libp2p
• Network Graph Analysis
• Large-scale P2P Testbed Design
• Distributed Network Experimentation

Programming Languages

• C / C++
• C#
• Go
• Rust
• Python
• Java
• JavaScript

Libraries & Frameworks

• libp2p
• OpenSSL
• .NET
• Node.js
• NetworkX
• NumPy / SciPy

Infrastructure & Systems

• Research Lab Infrastructure Design
• On-premise Server Operations
• Containerized Experiment Platforms
• Docker / Docker Swarm
• PXE-based System Deployment
• Linux Server Administration

Storage & Data Reliability

• RAID Storage Architecture
• NAS Storage Management
• Data Integrity & Backup Strategy
• Storage Capacity Planning

Networking & Monitoring

• Linux Networking
• Network Diagnostics
• Wireshark
• Prometheus
• Grafana

Data & Experimentation

• Python Data Analysis
• Graph-based Metric Analysis
• Network Experiment Automation

System & Database

• Ubuntu / Linux
• Windows
• MySQL

Development & Toolchain

• Git
• GCC / Clang

Documentation

• Markdown
• LaTeX
• HTML / CSS

Certification

Show (in Korea)

• Craftsman Electricity, HRDK, Korea, Dec. 12, 2018.
• Craftsman Elevator, HRDK, Korea, Jun. 21, 2019.
• Information·Computer Secondary School Regular Teacher (Level 2), Ministry of Education, Korea, Feb. 18, 2025.
• Engineer Information Processing, HRDK, Korea, Sep. 12, 2025.

Conference & Journal

Show (Korean Paper)

• 이성욱, 주홍택, "K-P2PLab: P2P 네트워크 토폴로지 분석을 위한 테스트베드 및 분석 플랫폼 개발," in KNOM Review, vol. 27, no. 2, pp. 40-48, Dec. 2024.
  • doi:10.22670/knom.2024.27.2.40.
• 이성욱, 김형엽, 김승민, 주홍택, "GossipSub Protocol 기반 P2P 네트워크에서 통신 지연시간이 브로드캐스트 효율성에 미치는 영향분석," in Proc. 2025 통신망운용관리 학술대회, Daejeon, Korea, pp. 12-16, Apr. 2025.
  • Online.

Show (English Paper)

• Sungwook Lee, Hyungyeop Kim, Seungmin Kim and Hongtaek Ju, "An Analysis of the Impact of Network Delay and Churn on Broadcast Efficiency in GossipSub-based P2P Networks," in Proc. 2025 25th Asia-Pacific Network Operations and Management Symposium (APNOMS), Kaohsiung, Taiwan, pp. 1-4, Sep. 2025.
  • doi: 10.23919/APNOMS67058.2025.11181302.
• Sungwook Lee, Hyungyeop Kim, Seungmin Kim and Hongtaek Ju, "K-P2PLab: A Scalable Docker Swarm-Based Testbed for Peer-to-Peer Topology Analysis," in Proc. 2025 25th Asia-Pacific Network Operations and Management Symposium (APNOMS), Kaohsiung, Taiwan, pp. 1-4, Sep. 2025.
  • doi: 10.23919/APNOMS67058.2025.11181317.

Community Contribution

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• Docker Korea Translation Project
  • Maintainer of Docker Korea, translating Docker official documentation into Korean to support local developers.
• KMU Developer Group Save
  • Organizer of the Keimyung University Computer S&E academic community DUTO.
  • Maintainer of KMU Developer Group Save, online study group for development at Keimyung University.
• Contributor for libp2p
  • Contributor to the libp2p project.

Award

Show (in Keimyung University)

• 창의 IT 경진대회, 프로그램 해커톤 - 우수상, 계명대학교, Oct. 22, 2022.
• 국가우수장학금(이공계), 과학기술정보통신부, Oct. 31, 2023
• 인공지능 소프트웨어 경진대회, AI 프로그램 - 대상, 계명대학교, Sep. 09, 2024
• 창립 125주년 기념 대학생 에세이 대회, 자연공학분야 - 우수상, 계명대학교, Dec. 06, 2024.